String curTarget = (String) en.nextElement(); String st = (String) state.get(curTarget); if (st == null) { tsort(curTarget, targetTable, state, visiting, complete);
String cur = (String) en.nextElement(); String m = (String) state.get(cur); if (m == null) { // Not been visited tsort(cur, targetTable, state, visiting, ret);
Clone fragments detected by clone detection tool
File path: /apache-ant-1.7.0/src/org/apache/tools/ant/Project.java File path: /apache-ant-1.7.0/src/org/apache/tools/ant/Project.java
Method name: Vector topoSort(String[], Hashtable, boolean) Method name: void tsort(String, Hashtable, Hashtable, Stack, Vector)
Number of AST nodes: 3 Number of AST nodes: 3
1
String curTarget = (String) en.nextElement();
1
String cur = (String) en.nextElement();
2
            String st = (String) state.get(curTarget);
2
            String m = (String) state.get(cur);
3
            if (st == null) {
3
            if (m == null) {
4
                // Not been visited
4
                tsort(curTarget, targetTable, state, visiting, complete);
5
                tsort(cur, targetTable, state, visiting, ret);
Summary
Number of common nesting structure subtrees1
Number of refactorable cases0
Number of non-refactorable cases1
Time elapsed for finding largest common nesting structure subtrees (ms)0.0
Clones locationClones are declared in the same class
Number of node comparisons9
  1. {Non-refactorable}
    Mapping Summary
    Number of mapped statements4
    Number of unmapped statements in the first code fragment0
    Number of unmapped statements in the second code fragment0
    Time elapsed for statement mapping (ms)0.0
    Clone typeType 2
    Mapped Statements
    ID Statement ID Statement
    17
    String curTarget = (String)en.nextElement();
    17
    String curTarget = (String)en.nextElement();
    18
    String cur = (String)en.nextElement();
    Differences
    Expression1Expression2Difference
    curTargetcurVARIABLE_NAME_MISMATCH
    18
    String cur = (String)en.nextElement();
    18
    String st = (String)state.get(curTarget);
    18
    String st = (String)state.get(curTarget);
    19
    String m = (String)state.get(cur);
    Differences
    Expression1Expression2Difference
    stmVARIABLE_NAME_MISMATCH
    curTargetcurVARIABLE_NAME_MISMATCH
    19
    String m = (String)state.get(cur);
    Precondition Violations (1)
    Row Violation
    1Clone fragment #1 returns variables st, curTarget , while Clone fragment #2 returns variables m, cur